Packet Direction Examples; Figure 81 Default Block Traffic From Wan To Lan Example - ZyXEL Communications ZYWALL P1 User Manual

Figure 81 Default Block Traffic From WAN to LAN Example

9.3 Packet Direction Examples

Firewall rules are grouped based on the direction of travel of packets to which they apply. This
section gives some examples of why you might configure firewall rules for specific
connection directions.
By default, the ZyWALL allows packets traveling in the following directions.:
• LAN to LAN
• LAN to WAN These rules specify which computers on the LAN can access which
ZyWALL P1 User's Guide
These rules specify which computers on the LAN can manage the
ZyWALL (remote management) and communicate between networks or
subnets connected to the LAN interface (IP alias).
Note: You can also configure the remote management settings to
allow only a specific computer to manage the ZyWALL.
computers or services connected to the WAN. See
148 for an example.
Chapter 9 Firewall
Section 9.5 on page
143